Regency ® L676-1 Direct Vent Gas Fireplace 9INSTALLATIONINSTALLATIONCaution RequirementsThe top, back and sides of the fireplace are defined bystandoffs. The metal ends of the standoff may NOT berecessed into combustible construction.WARNINGFire hazard is an extreme riskif these clearances (air space) to combustible materialsare not adhered to. It is of greatest importance that thisfi replace and vent system be installed only inaccordance with these instructions.IMPORTANTIf converting this unit to LP, it is highly recommenedthe conversion be done BEFORE the unit is slid intoposition for ease of conversion. See "Conversionfrom NG to LP" section for instructions.CLEARANCESThe clearances listed below are Minimum distances unless otherwise stated:A major cause of chimney related fires is failure to maintain required clearances (air space) to combustible materials. It is of the greatestimportance that this fi replace and vent system be installed only in accordance with these instructions.Clearance to Combustibles from:Back 0" (0mm)Side 0" (0mm)Floor 0" (0mm)Minimum Clearance from Top of Front Facing:Mantel min. 16-1/2" (419mm)Ceiling 52" (813mm) from top of front facingSide Wall to Unit:14-3/4"* (375mm)Horizontal Vent Clearances to Combustibles:Top 3" (76mm)Side 2" (51mm)Bottom 2" (51 mm)Vertical Vent Clearances to Combustibles:All Sides 2" (51mm)Alcove Clearances:Min. Depth 36" (914mm)Min. Width* 84" (2134mm)Min. Height 84" (2032mm)* Alcove side wall must have a minimum of 14-3/4" (375mm) clearance on one side.IMPORTANT: Must install 1 set of brick panels. The operation of this unit without brick panels is prohibited.NOTE: Only materials such as, but not limited to durarock,wonderboard and concrete board may be put on the front faceof this appliance. See specific requirements under "Framingand Finishing" section.